[PATCH-v2 3/5] mfd: devicetree: bindings: Add clock subdevice node information

Vaibhav Hiremath vaibhav.hiremath at linaro.org
Tue Aug 25 01:51:43 PDT 2015



On Tuesday 25 August 2015 01:28 PM, Lee Jones wrote:
> On Tue, 25 Aug 2015, Vaibhav Hiremath wrote:
>
>> This patch updates the binding documentation for optional
>> clocks node and related information for buffered 32KHz clock.
>>
>> Signed-off-by: Vaibhav Hiremath <vaibhav.hiremath at linaro.org>
>> Reviewed-by: Krzysztof Kozlowski <k.kozlowski at samsung.com>
>> Acked-by: Rob Herring <robh at kernel.org>
>> ---
>>   Documentation/devicetree/bindings/mfd/88pm800.txt | 27 +++++++++++++++++++++++
>>   1 file changed, 27 insertions(+)
>>
>> diff --git a/Documentation/devicetree/bindings/mfd/88pm800.txt b/Documentation/devicetree/bindings/mfd/88pm800.txt
>> index 2c82fcb..bc6cb02 100644
>> --- a/Documentation/devicetree/bindings/mfd/88pm800.txt
>> +++ b/Documentation/devicetree/bindings/mfd/88pm800.txt
>> @@ -15,6 +15,26 @@ Optional properties :
>>     Without this both BUCK1A and BUCK1B operates independently with 3A capacity.
>>     (This property is only applicable to 88PM860)
>>
>> +Optional nodes:
>> +- clocks: 88pm800 family of devices provide multiple buffered 32.768
>> +  KHz outputs, so to register these as clocks with common clock framework
>> +  instantiate a sub-node named "clocks". It uses the common clock binding
>> +  documented in :
>> +  [Documentation/devicetree/bindings/clock/clock-bindings.txt]
>
> I tend to prefer relative paths.  Firstly because they're shorter and
> more succinct and secondly because if we do eventually move DT out of
> the kernel, it will be less hassle to rename each of them.
>
>> +  - #clock-cells: should be 1.
>> +
>> +  - The following is the list of clocks generated by the controller. Each clock
>> +    is assigned an identifier and client nodes use this identifier to specify
>> +    the clock which they consume.
>> +    Clock		ID           	Devices
>> +    ----------------------------------------------------------
>> +    pm800_clk32k_1	0		88PM800 and 88PM860
>> +    pm800_clk32k_2	1		88PM800 and 88PM860
>> +    pm800_clk32k_3	2		88PM800
>> +
>> +  - compatible: Should be : "marvell,88pm800-clk"
>> +
>>   88pm80x family of devices consists of varied group of sub-devices:
>>
>>   Device		 	Supply Names	 Description
>> @@ -22,6 +42,7 @@ Device		 	Supply Names	 Description
>>   88pm80x-onkey		:		: On key
>>   88pm80x-rtc		:		: RTC
>>   88pm80x-regulator	:		: Regulators
>> +88pm80x-clk		:		: 32KHz Clk provider
>
> Nit: Alphabetical?
>

Will correct both comments.

Thanks,
Vaibhav





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